Datasheet MAX9744ETH+ - Maxim Audio Amplifiers Stereo 20 W Class D Amplifier — Datenblatt

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Manufacturer: Maxim

Description: Audio Amplifiers Stereo 20 W Class D Amplifier

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Docket:
19-4078; Rev 0; 3/08
KIT ATION EVALU BLE AVAILA
20W Stereo Class D Speaker Amplifier with Volume Control
General Description Features
o Wide 4.5V to 14V Power-Supply Voltage Range o Filterless Spread-Spectrum Modulation Lowers Radiated RF Emissions from Speaker Cables o 20W Stereo Output (4, VDD = 12V, THD+N = 10%) o Integrated Volume Control (I2C or Analog) o Low 0.04% THD+N o High 75dB PSRR o High 93% Efficiency o Integrated Click-and-Pop Suppression o Low-Power Shutdown Mode o Short-Circuit and Thermal-Overload Protection o Available in a 44-Pin Thin QFN-EP (7mm x 7mm x 0.8mm)

Specifications:

• Audio Load Resistance: 4 Ohm
• Maximum Power Dissipation: 2963 mW
• Operating Temperature Range: - 40 C to + 85 C
• Output Power: 20 W
• Package / Case: TQFN-44
• Packaging Type: Tube
• Product: Class-D
• Supply Current: 20 mA
• THD plus Noise: 0.04 %
• RoHS: Yes